shirousagi (sirousagi1998), agnes tachyon (umamusume), umamusume, highres, 1girl, ahoge, animal ears, artist name, blush, brown hair, chemical structure, coat, ear ornament, earrings, embarrassed, hair between eyes, horse ears, horse girl, huge ahoge, jewelry, lab coat, medium hair, reaching, reaching towards viewer, red eyes, signature, simple background, single earring, sleeves past fingers, sleeves past wrists, solo, white background, white coat